12 pack replacement spa / hot tub water filter cartridge, which are a compatible water filter replacement for the following water filter models:

Pleatco PRB25-IN

Unicel C-4326

Filbur FC-2375

Darlly SC-704

These hot tub water filter cartridges fit many different hot tubs / spas, including the following:

Appllo Spas, Aqua Spas, Arctic Spas, Artesian Spas, Beachcomber Spas, Cal Spas, Canadian Spas, Coleman Spas, Coyote Spas, Emerald Spas, Great Lakes Spas, Hydropool, Hydro Spa, JACUZZI®, Leisure Bay Spas, Mistral Hot Tubs, PDC Spas, Roto Spas, Signature Spas, Southwest Spas, US Spas, Tiger River Spas, Viking Spas, Maax Spas, Alps Spas, Danz spas, Dakota Spas, Hotspring, Hotspot Spas, Master Spas, Northstar, Solana Spas, Sun Ray Spas, Thermo Spa, Villeroy & Boch Spa, Coast Spas, Crest Europe

These pool water filter cartridges are also compatible with other models, please check the filter specification below.

Constructed from trilobal fabric which allows for a massive filter surface area and sediment holding capacity without compromising the flow rate

The trilobal construction also makes it easy to release impurities when cleaning the filter, allowing for a longer filter service life.

The plastic and filter material are highly resistant to chlorine and chemicals commonly found in pool and spa applications.

Specification:

Filter Area (sq./ft): 25

Outer Diameter: 125mm

Length: 338mm

Top Of Filter: Hole (54mm)

Bottom Of Filter: Hole (54mm)